260 Ontario Street Lambton Shores, ON N0M 1T0
Listing Courtesy of: PropTX - IDX / Listed By: Royal Lepage Triland Realty

  260 Ontario Street Lambton Shores, ON N0M 1T0

Active
$4,500,000 (CAD)
6
BED
6
BATH
5000 +
SQFT

Description

ONE OF A KIND WATERFRONT LUXURY | UNMATCHED SCALE & PRESTIGE | 9441 SQ FT OF PURE 2023 EXCELLENCE - Welcome to the most extraordinary custom waterfront estate ever offered in Grand Bend: a next-level masterpiece sitting on 3 acres w/ over 177 ft of peaceful Ausable River frontage. This is ultra-premium living for upper-tier buyers who demand a home that simply doesn't exist anywhere else. Inside this 9441 SQ FT architectural triumph, every inch is finished at a standard beyond premium. The showpiece is the 4-season sunroom, a full home within a home, featuring a built-in swim spa pool, the largest custom skylights available, & exclusive roll-up screens unseen in any other residence in the region. With 6 bedrooms, including a magazine-worthy primary suite + dressing room, 6 jaw-dropping bathrooms, multiple offices/work-from-home zones, 2 laundries, & a dedicated fitness/art studio, the lifestyle offering is limitless. The chef's kitchen is fully loaded & seamlessly connects to a butler's pantry/2nd kitchen boasting a serving window to the sunroom - an entertainer's paradise! The craftsmanship is staggering: mahogany & poplar millwork, European archways, & centuries-old imported hardwood from a French castle custom-finished for the grand entry! The entire main & lower level floors are heated along with the garage, which is a car collector's dream offering 5 bay doors & floor space for 6 cars + storage. A double-deep RV/boat bay in the garage leads to a on site private boat launch adjacent to 50 ft of private dockage already in place + ample space to grow for larger boats or additional watercrafts. With the extremely private 3 acres, there is an abundance of land for a large hobbyist shop or development potential near the road for an additional lots. This is a one-of-one luxury estate in a class of its own in Grand Bend, Ontario's fastest growing year round beach community. Qualify with a Realtor to experience the full details of this once-in-a-lifetime offering.

MLS®:
X13529760
Taxes
$15,934(2025)
Lot Size
2.6 acres
Type
Single-Family Home
Style
2-Storey
Views
Clear, Trees/Woods, Panoramic, Forest, Garden, River, Water, Pool
County
Lambton County
Community
Grand Bend

Listed By

Royal Lepage Triland Realty
Source
PropTX - IDX
Last checked Aug 28 2026 at 3:21 PM EDT
Bathroom Details
Interior Features
  • Central Vacuum
  • Built-In Oven
  • Bar Fridge
  • Sump Pump
  • Steam Room
  • Auto Garage Door Remote
  • Carpet Free
  • Storage
  • On Demand Water Heater
  • Air Exchanger
  • Water Heater Owned
  • Upgraded Insulation
  • Guest Accommodations
  • Countertop Range
  • Other
  • Separate Heating Controls
  • In-Law Capability
  • Primary Bedroom - Main Floor
Property Features
  • Fireplace: Living Room
  • Fireplace: Natural Gas
  • Fireplace: Other
  • Foundation: Poured Concrete
  • Foundation: Other
Heating and Cooling
  • Forced Air
  • Central Air
Basement Information
  • Finished
  • Full
  • Walk-Up
  • Separate Entrance
  • Finished With Walk-Out
Pool Information
  • Indoor
  • Other
Exterior Features
  • Stone
  • Hardboard
  • Roof: Shingles
  • Roof: Metal
Utility Information
  • Sewer: Septic
  • Fuel: Gas
  • Energy: Energy Certificate: No
Garage
  • Attached
Parking
  • Mutual
  • Private Triple
  • Inside Entry
  • Right of Way
Stories
  • 2
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Disclaimer: Copyright 2026 Toronto IDX. All rights reserved. This information is deemed reliable, but not guaranteed. The information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated 8/28/26 08:21